STMicroelectronics VIPER35LDTR High-Voltage Converter

The VIPER35LDTR from STMicroelectronics is a cutting-edge, high-voltage converter that integrates a PWM controller and a 730 V avalanche rugged power MOSFET. Designed for flexibility and efficiency, this device is well-suited for a wide range of AC/DC power supply applications, particularly those requiring a compact footprint without compromising on performance.

This high-voltage converter is part of the VIPerPlus family and boasts several features that make it a robust and energy-efficient solution for power supply designs. With its advanced BCD technology, it ensures enhanced power handling and thermal performance, making it ideal for applications that demand high reliability and long-term stability.

Main Features of VIPER35LDTR

• Integrated High-Voltage MOSFET: The built-in 730 V MOSFET allows for direct rectification from high-voltage supplies, reducing the need for external components and simplifying the overall design.
• Extended Power Range: The device supports a wide power range, making it versatile for various applications, from low-power auxiliary supplies to more demanding power converters.
• High Energy Efficiency: With its quasi-resonant zero-voltage switching topology, the VIPER35LDTR minimizes switching losses and enhances efficiency, crucial for energy-saving applications.
• Frequency Jittering: The inclusion of frequency jittering reduces electromagnetic interference (EMI), enabling the design to meet stringent EMI standards.
• Brown-Out Protection: The built-in brown-out protection ensures that the device operates reliably under conditions of undervoltage, protecting the system and connected components.
• Multiple Protection Features: The VIPER35LDTR is equipped with overvoltage protection, overload protection, thermal shutdown, and hysteresis. These features safeguard the device and the end application from various fault conditions.

The VIPER35LDTR is available in a compact SO-16N package, which is suitable for space-constrained applications. Its robust design and comprehensive protection features make it a preferred choice for designers looking to enhance the performance and reliability of their power supply units. Whether it's for home appliances, consumer electronics, or industrial systems, the VIPER35LDTR offers a high degree of integration, simplifying the design process and enabling more efficient power solutions.